247482880

素因数分解:

$2^9\times 5^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:649

約数の個数: 80

約数和(自身を含む): 597227400

約数和(自身を除く): 349744520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 277, 320, 349, 512, 554, 640, 698, 1108, 1280, 1385, 1396, 1745, 2216, 2560, 2770, 2792, 3490, 4432, 5540, 5584, 6980, 8864, 11080, 11168, 13960, 17728, 22160, 22336, 27920, 35456, 44320, 44672, 55840, 70912, 88640, 89344, 96673, 111680, 141824, 177280, 178688, 193346, 223360, 354560, 386692, 446720, 483365, 709120, 773384, 893440, 966730, 1546768, 1933460, 3093536, 3866920, 6187072, 7733840, 12374144, 15467680, 24748288, 30935360, 49496576, 61870720, 123741440, 247482880]

約数ペア:

[(1, 247482880), (2, 123741440), (4, 61870720), (5, 49496576), (8, 30935360), (10, 24748288), (16, 15467680), (20, 12374144), (32, 7733840), (40, 6187072), (64, 3866920), (80, 3093536), (128, 1933460), (160, 1546768), (256, 966730), (277, 893440), (320, 773384), (349, 709120), (512, 483365), (554, 446720), (640, 386692), (698, 354560), (1108, 223360), (1280, 193346), (1385, 178688), (1396, 177280), (1745, 141824), (2216, 111680), (2560, 96673), (2770, 89344), (2792, 88640), (3490, 70912), (4432, 55840), (5540, 44672), (5584, 44320), (6980, 35456), (8864, 27920), (11080, 22336), (11168, 22160), (13960, 17728)]